Tiny surgical robot can bend and operate on hard-to-reach areas
 

The coin above wasn't enlarged to make the pincer-like device look extremely small -- it's really that tiny. That "pincer" is a two-millimeter-thin instrument designed and built by a group of researchers from Vanderbilt University for incredibly prec...

http://www.engadget.com/2015/07/26/v...=rss_truncated